RDA5820 データシートの表示（PDF） - Unspecified
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RDA5820 Datasheet PDF : 28 Pages
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RDA Microelectronics, Inc.
RDA5820 FM Transceiver V1.3
7 Serial Interface
7.1 Three-wire Interface Timing
Table 7-1 Three-wire Interface Timing Characteristics
(VDD = 2.7 to 5.5 V, TA = -25 to 85 °C, unless otherwise specified)
PARAMETER
SYMBOL TEST CONDITION MIN
TYP
MAX UNIT
SCLK Cycle Time
tCLK
SCLK Rise Time
tR
SCLK Fall Time
tF
SCLK High Time
tHI
SCLK Low Time
tLO
SDIO Input, SEN to SCLK↑ Setup
ts
SDIO Input, to SCLK↑ Hold
th
SCLK↑ to SDIO Output Valid
tcdv
SEN↑ to SDIO Output High Z
tsdz
Read
Read
35
ns
50
ns
50
ns
10
ns
10
ns
10
-
-
ns
10
-
-
ns
2
-
10
ns
2
-
10
ns
Digital Input Pin Capacitance
5
pF
Figure 7-1. Three-wire Interface Write Timing Diagram
Figure 7-2. Three-wire Interface Read Timing Diagram
The information contained herein is the exclusive property of RDA and shall not be distributed, reproduced, or disclosed in whole or in
part without prior written permission of RDA.
Page 10 of 28
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